<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
    <link rel="stylesheet" href="style.css" type="css/text">
    <style>
        th{
            color: red;
        }
    </style>
</head>

<body>
    <div id="app" v-cloak>
        <h1 style="color: red;">电脑售卖</h1>
        <template v-if="list.length">
            <table border="1">
                <thead>
                    <tr>
                        <th></th>
                        <th>商品名称</th>
                        <th>商品单价</th>
                        <th>商品数量</th>
                        <th>操作</th>
                    </tr>    
                </thead>
                <tbody>
                    <tr v-for="(item,index) in list">
                        <td>{{index+1}}</td>
                        <td>{{item.name}}</td>
                        <td>{{item.price}}</td>
                        <td>
                            <button 
                            @click="handleReduce(index)"
                            :disabled="item.count === 1">-</button>
                            {{item.count}}
                            <button @click="handleAdd(index)">+</button>
                        </td>
                        <td>
                            <button @click="handleRemove(index)">移除</button>
                        </td>
                    </tr>
                </tbody>
            </table>
            <div>
                总价：￥{{totalPrice}}
            </div>
        </template>

        <div v-else>购物车为空</div>
    </div>
    <script src="index.js"></script>
</body>
</html>